Distance From Southwest Minnesota Regional Airport - Marshall/Ryan Field to Ontario International Airport, MML - ONT Distance

The distance from Southwest Minnesota Regional Airport - Marshall/Ryan Field (MML) to Ontario International Airport (ONT) is 1363 miles or 2193 kilometers or 1183 nautical miles.

The distance shown below is direct flight distance between airports. Straight-line distance does not account for the surface between the two points. It is the distance a bird or airplane would travel between the two points when flying above the surface. The straight line distance is the direct route between two points, regardless of whether or not there are roads that connect them.

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How long does it take to travel from Marshall ( United States ) to Ontario ( United States )?

A one-way nonstop (direct) flight between Marshall and Ontario takes around 3 hours 7 minutes.

Estimated flight time from Southwest Minnesota Regional Airport - Marshall/Ryan Field, Marshall, United States to Ontario International Airport, Ontario, United States is 3 hours 7 minutes under avarage conditions. Your actual flying time may vary depending on wind direction/speed or weather conditions. This calculation does not include the departure and landing times of the aircraft. In addition, it does not cover the person identity check, ticket check-in and baggage collection times at the airport.

Travel Distance Between the Airports • MML - ONT

Kilometers		2193 km
Statute Miles		1363 miles
Nautical Miles		1183 nm
Avg. Time of Flight		3 hours 7 minutes

Southwest Minnesota Regional Airport - Marshall/Ryan Field to Ontario International Airport Flight Route Map - MML to ONT Flight Path

Location of Southwest Minnesota Regional Airport - Marshall/Ryan Field & Ontario International Airport is given below.
Click the map to view Marshall to Ontario nonstop flight path and travel direction.

Click to see flight route on Google Map between Marshall, United States and Ontario, United States. .

Nonstop flight route between Marshall, United States and Ontario, United States.

Time Difference Between the Airports • MML - ONT

Time difference between Marshall (United States) and Ontario (United States) is 2 Hours.
Ontario time is 2 Hours behind Marshall.

Location	Local Time
Marshall (United States)	2026-06-20, 07:02:52 CDT
Ontario (United States)	2026-06-20, 05:02:52 PDT

Why should you arrive 3 hours before international flight? Flyers who are traveling to an international destination should arrive at the airport earlier than domestic flyers. This is because international flights can have additional check-in requirements, like passport verification, that need to be completed before you receive your boarding pass.

Origin

Southwest Minnesota Regional Airport - Marshall/Ryan Field (MML / KMML) Marshall, United States

Destination

Ontario International Airport (ONT / KONT) Ontario, United States